Check out these photos of past solar eclipses

In this May 20, 2012 photo, the annular solar eclipse is seen as the sun sets behind the Rocky Mountains from downtown Denver.

PHOTO: AP Photo/David Zalubowski

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In this May 20, 2012 photo, the annular solar eclipse produces a flare through a lens in Alameda, Calif.

PHOTO: AP Photo/Ben Margot

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The moon passes in front of the sun, creating a solar eclipse visible from Sao Paulo, Brazil, on Feb. 26, 2017.

PHOTO: AP Photo/Andre Penner

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A fisherman prays during a partial solar eclipse in the sky over Bay of Bengal in Konark, 37 miles from the eastern Indian city Bhubaneswar, on March 9, 2016.

PHOTO: AP Photo/Biswaranjan Rout

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A partial solar eclipse occurs on March 9, 2016, as seen from Quezon city, north of Manila, Philippines.

PHOTO: AP Photo/Aaron Favila

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A giant circle is seen during the solar eclipse around the sun over Alexander Column at Dvortsovaya Square in St. Petersburg, Russia, on March 20, 2015.

PHOTO: AP Photo/Dmitry Lovetsky

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A partial solar eclipse darkens the sky around the Old Fort, a major historical site in New Delhi, on October 24, 1995. Many people in India stayed home during the first eclipse seen in their country in 15 years to avoid bad luck.

PHOTO: AP photo/Ajit Kumar

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A solar eclipse seen from Beijing on March 9, 1997. Sky gazers in China and Russia got a double delight when the sun disappeared behind the moon in a total solar eclipse that coincided with a rare view of the bright Hale-Bopp comet.

PHOTO: AP Photo/Li Mingfang

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A total solar eclipse is seen above El Pico in Punto Fijo, Venezuela on Feb. 26, 1998. Parts of northern Venezuela, northern Colombia and the Caribbean witnessed the Western Hemisphere's last total solar eclipse of the century.

PHOTO: AP Photo/Jose Caruci

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A French soldier, part of NATO's peacekeeping forces in Kosovo, stands guard beneath the solar eclipse on the ethnic Albanian side of the bridge dividing Kosovska Mitrovica, about 20 miles north of Pristina, Yugoslavia on August 11, 1999.

PHOTO: AP Photo/Amel Emric

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A crescent sun is seen as the marine layer moves by during a partial solar eclipse on June 10, 2002, in San Diego.

PHOTO: AP Photo/Lenny Ignelzi

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Hideo Fukushima, a staff of Japan' s National Astronomical Observatory, gazes through his camera to observe the sun during an annular eclipse at the Suicide Cliff in Tinian in the Northern Marianas Islands on the morning of June 11, 2002.

PHOTO: AP Photo/Katsumi Kasahara

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The Diamond Ring appears after the totality of the solar eclipse in Ceduna, South Australia on Dec. 4, 2002.

PHOTO: AP Photo/Russell McPhedran

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The sun is seen behind a tower of a Prague's church during a partial solar eclipse at dawn on Saturday, May 31, 2003.

PHOTO: AP Photo/CTK, Ivan Vetvicka

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A man watches the partial solar eclipse in Dhaka, Bangladesh on March 29, 2006.

In this May 20, 2012 photo, the annular solar eclipse is seen as the sun sets behind the Rocky Mountains from downtown Denver.

PHOTO: AP Photo/David Zalubowski

In this May 20, 2012 photo, the annular solar eclipse produces a flare through a lens in Alameda, Calif.

PHOTO: AP Photo/Ben Margot

The moon passes in front of the sun, creating a solar eclipse visible from Sao Paulo, Brazil, on Feb. 26, 2017.

PHOTO: AP Photo/Andre Penner

A fisherman prays during a partial solar eclipse in the sky over Bay of Bengal in Konark, 37 miles from the eastern Indian city Bhubaneswar, on March 9, 2016.

PHOTO: AP Photo/Biswaranjan Rout

A partial solar eclipse occurs on March 9, 2016, as seen from Quezon city, north of Manila, Philippines.

PHOTO: AP Photo/Aaron Favila

A giant circle is seen during the solar eclipse around the sun over Alexander Column at Dvortsovaya Square in St. Petersburg, Russia, on March 20, 2015.

PHOTO: AP Photo/Dmitry Lovetsky

A partial solar eclipse darkens the sky around the Old Fort, a major historical site in New Delhi, on October 24, 1995. Many people in India stayed home during the first eclipse seen in their country in 15 years to avoid bad luck.

PHOTO: AP photo/Ajit Kumar

A solar eclipse seen from Beijing on March 9, 1997. Sky gazers in China and Russia got a double delight when the sun disappeared behind the moon in a total solar eclipse that coincided with a rare view of the bright Hale-Bopp comet.

PHOTO: AP Photo/Li Mingfang

A total solar eclipse is seen above El Pico in Punto Fijo, Venezuela on Feb. 26, 1998. Parts of northern Venezuela, northern Colombia and the Caribbean witnessed the Western Hemisphere's last total solar eclipse of the century.

PHOTO: AP Photo/Jose Caruci

A French soldier, part of NATO's peacekeeping forces in Kosovo, stands guard beneath the solar eclipse on the ethnic Albanian side of the bridge dividing Kosovska Mitrovica, about 20 miles north of Pristina, Yugoslavia on August 11, 1999.

PHOTO: AP Photo/Amel Emric

A crescent sun is seen as the marine layer moves by during a partial solar eclipse on June 10, 2002, in San Diego.

PHOTO: AP Photo/Lenny Ignelzi

Hideo Fukushima, a staff of Japan' s National Astronomical Observatory, gazes through his camera to observe the sun during an annular eclipse at the Suicide Cliff in Tinian in the Northern Marianas Islands on the morning of June 11, 2002.

PHOTO: AP Photo/Katsumi Kasahara

The Diamond Ring appears after the totality of the solar eclipse in Ceduna, South Australia on Dec. 4, 2002.

PHOTO: AP Photo/Russell McPhedran

The sun is seen behind a tower of a Prague's church during a partial solar eclipse at dawn on Saturday, May 31, 2003.

PHOTO: AP Photo/CTK, Ivan Vetvicka

A man watches the partial solar eclipse in Dhaka, Bangladesh on March 29, 2006.

In this May 20, 2012 photo, the annular solar eclipse is seen as the sun sets behind the Rocky Mountains from downtown Denver.

PHOTO: AP Photo/David Zalubowski

In this May 20, 2012 photo, the annular solar eclipse produces a flare through a lens in Alameda, Calif.

PHOTO: AP Photo/Ben Margot

The moon passes in front of the sun, creating a solar eclipse visible from Sao Paulo, Brazil, on Feb. 26, 2017.

PHOTO: AP Photo/Andre Penner

A fisherman prays during a partial solar eclipse in the sky over Bay of Bengal in Konark, 37 miles from the eastern Indian city Bhubaneswar, on March 9, 2016.

PHOTO: AP Photo/Biswaranjan Rout

A partial solar eclipse occurs on March 9, 2016, as seen from Quezon city, north of Manila, Philippines.

PHOTO: AP Photo/Aaron Favila

A giant circle is seen during the solar eclipse around the sun over Alexander Column at Dvortsovaya Square in St. Petersburg, Russia, on March 20, 2015.

PHOTO: AP Photo/Dmitry Lovetsky

A partial solar eclipse darkens the sky around the Old Fort, a major historical site in New Delhi, on October 24, 1995. Many people in India stayed home during the first eclipse seen in their country in 15 years to avoid bad luck.

PHOTO: AP photo/Ajit Kumar

A solar eclipse seen from Beijing on March 9, 1997. Sky gazers in China and Russia got a double delight when the sun disappeared behind the moon in a total solar eclipse that coincided with a rare view of the bright Hale-Bopp comet.

PHOTO: AP Photo/Li Mingfang

A total solar eclipse is seen above El Pico in Punto Fijo, Venezuela on Feb. 26, 1998. Parts of northern Venezuela, northern Colombia and the Caribbean witnessed the Western Hemisphere's last total solar eclipse of the century.

PHOTO: AP Photo/Jose Caruci

A French soldier, part of NATO's peacekeeping forces in Kosovo, stands guard beneath the solar eclipse on the ethnic Albanian side of the bridge dividing Kosovska Mitrovica, about 20 miles north of Pristina, Yugoslavia on August 11, 1999.

PHOTO: AP Photo/Amel Emric

A crescent sun is seen as the marine layer moves by during a partial solar eclipse on June 10, 2002, in San Diego.

PHOTO: AP Photo/Lenny Ignelzi

Hideo Fukushima, a staff of Japan' s National Astronomical Observatory, gazes through his camera to observe the sun during an annular eclipse at the Suicide Cliff in Tinian in the Northern Marianas Islands on the morning of June 11, 2002.

PHOTO: AP Photo/Katsumi Kasahara

The Diamond Ring appears after the totality of the solar eclipse in Ceduna, South Australia on Dec. 4, 2002.

PHOTO: AP Photo/Russell McPhedran

The sun is seen behind a tower of a Prague's church during a partial solar eclipse at dawn on Saturday, May 31, 2003.

PHOTO: AP Photo/CTK, Ivan Vetvicka

A man watches the partial solar eclipse in Dhaka, Bangladesh on March 29, 2006.